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1. What is mutual exclusion property? In your opinion, which mutual exclusion sub-property (i.e. MEI, ME2, and ME3) is most appropriate for an IaaS cloud structure? EXPLAIN your answer. 2. What are adaptability, reliability, and resilience properties of a cloud? Differentiate between these properties. 3. Clouds provide different services (i.e. IaaS, PaaS, and SaaS). Discuss the main differences between these services. What are the key challenges for establishing trustworthy Cloud provenance? 4. Consider a fully connected network of n nodes: (a) Give a formula for the number of connections in this network, (b) How many connections are there in a fully connected network of 16 nodes, and (c) How many connections must fail in order for the network to fail